<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
</head>

<body>
  <div id="app">
    <p>{{ originalText }}</p>
    <button @click="reverseText">翻转文字</button>
  </div>
  <script src="../vue.js"></script>
  <script>
    const app = new Vue({
      el: '#app',
      data: {
        originalText: 'Hello, Vue!',
      },
      methods: {
        reverseText() {
          this.originalText = this.originalText.split('').reverse().join('');
        }
      }
    })
  </script>
</body>

</html>